/* ── Board screens (review, analysis, sessions, play) ── */
/* The board is as large as the window allows while its player bars and controls stay on screen. --board-room is the
   height the page needs around the board (the review has the most: title, two player bars and the controls). */
.play-layout{--board-room:290px;display:grid;grid-template-columns:minmax(0,min(max(360px,calc(100vh - var(--board-room))),720px)) minmax(330px,1fr);gap:22px;align-items:start}
.review-layout{--board-room:295px}
.board-col{min-width:0;display:grid;gap:10px}
.board-col>#board,.board-col .kb{max-width:100%}
.board-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.side-panel{min-width:0}
@media (max-width:1100px){.play-layout{grid-template-columns:1fr}.play-layout .board-col{max-width:min(620px,100%,max(320px,calc(100vh - 230px)));margin:0 auto;width:100%}}
.engine-lines{display:grid;gap:6px;margin-top:10px}
.engine-line{display:flex;align-items:flex-start;gap:10px;text-align:left;padding:8px 10px;border-radius:10px;background:var(--surf2);border:2px solid transparent;font-size:.86rem;line-height:1.45}
.engine-line:hover{border-color:var(--line2)}
.engine-line .eval{flex:none;min-width:54px;text-align:center;padding:2px 6px;border-radius:7px;font-weight:900;font-variant-numeric:tabular-nums;font-size:.8rem}
.engine-line .eval.pos{background:#f2f4f7;color:#1c2230}.engine-line .eval.neg{background:#1c2230;color:#f2f4f7;box-shadow:inset 0 0 0 1px var(--line2)}
.engine-line .san{color:var(--muted);font-weight:700;overflow-wrap:anywhere}
.move-list{display:grid;grid-template-columns:36px 1fr 1fr;gap:3px 4px;max-height:340px;overflow-y:auto;align-items:center;padding-right:4px}
.move-list .num{color:var(--faint);font-size:.8rem;font-weight:800;text-align:right;padding-right:4px}
.move-list .mv{display:flex;align-items:center;justify-content:space-between;gap:6px;padding:5px 8px;border-radius:8px;font-weight:800;font-size:.9rem;text-align:left}
.move-list .mv:hover{background:var(--surf2)}
.move-list .mv.current{background:var(--acc-soft);color:var(--acc-text);box-shadow:inset 0 0 0 2px var(--acc-line)}
.move-list .mv .t{font-size:.7rem;color:var(--faint);font-variant-numeric:tabular-nums;font-weight:800}
.move-list.compact{grid-template-columns:auto 1fr 1fr;max-height:220px}
.palette{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.palette button{aspect-ratio:1;border-radius:10px;background:var(--surf2) center/80% no-repeat;border:2px solid var(--line);display:grid;place-items:center;color:var(--muted)}
.palette button[aria-pressed=true]{border-color:var(--acc);background-color:var(--acc-soft)}

/* ── Games archive ── */
.filters{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:18px}
/* Filter bars keep labels inline and controls compact. */
.filters label:not(.search):not(.check){display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:900;color:var(--muted)}
.filters label .input,.filters label .select{width:auto;min-height:38px;padding-top:6px;padding-bottom:6px}
/* Controls that belong together wrap to the next row as one unit. */
.filter-group{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.search{position:relative;flex:1 1 220px;min-width:180px}
.search .icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--faint);pointer-events:none}
.search .input{padding-left:40px;min-height:40px}
.game-list{display:grid;gap:18px}.game-list.compact{gap:8px}.card .game-row{background:var(--surf2)}.card .game-row:hover{background:var(--surf3)}
.game-group{display:grid;gap:6px}
.group-label{display:flex;align-items:baseline;gap:8px;font-size:.76rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:900;margin:0 4px 2px}
.game-row{display:grid;grid-template-columns:34px minmax(0,1fr) auto 72px auto;align-items:center;gap:14px;padding:10px 14px;border-radius:var(--radius-md);background:var(--surf);border:2px solid var(--line);color:inherit;text-decoration:none;transition:border-color .15s,background .15s}
.game-row:hover{border-color:var(--line2);background:var(--surf2)}
.game-row:focus-visible{outline:3px solid var(--acc);outline-offset:2px}
.game-row .result{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;font-weight:900;font-size:1.15rem;background:var(--surf3);color:var(--muted)}
.game-row .r-win{background:var(--acc-soft);color:var(--acc-text)}.game-row .r-loss{background:var(--coral-soft);color:var(--coral-text)}.game-row .r-draw{color:var(--text)}
.game-row .players{display:grid;gap:3px;min-width:0}
.game-row .opp{display:flex;align-items:center;gap:7px;min-width:0;white-space:nowrap}
.game-row .opp b{overflow:hidden;text-overflow:ellipsis}
.game-row .meta{color:var(--muted);font-size:.8rem;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.game-row .meta .icon{display:inline-block;vertical-align:-2px}
/* Player-color badges must not resize the board's legal-move dots. */
.player-color{display:inline-block;width:12px;height:12px;border-radius:4px;flex:none;border:2px solid var(--line2)}
.player-color.w{background:#f2f4f7}.player-color.b{background:#1c2230}
.game-row .flags{display:flex;gap:8px;align-items:center}
.flag{display:inline-flex;align-items:center;gap:3px;font-size:.75rem;font-weight:900;color:var(--muted)}
.game-row .acc{display:grid;justify-items:end;line-height:1.2;font-variant-numeric:tabular-nums}
.game-row .acc b{font-size:1rem}
.game-row .status{display:flex;align-items:center;justify-content:flex-end;gap:8px;color:var(--faint)}
.acc-great{color:var(--g-brilliant)}.acc-good{color:var(--acc-ink)}.acc-ok{color:var(--sun-ink)}.acc-low{color:var(--coral-ink)}
@media (max-width:700px){
 .game-row{grid-template-columns:32px minmax(0,1fr) auto;gap:10px;padding:10px 12px}
 .game-row .flags,.game-row .status .icon{display:none}
 .game-row .status{grid-column:2/-1;justify-content:flex-start}
 .game-row .status:not(:has(.pill)){display:none}
 .filters .seg{flex:1 1 auto}
}

/* ── Game review ── */
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.review-head h1{font-size:clamp(1.2rem,1.8vw,1.5rem);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.review-head .grow{min-width:0}
.review-layout .side-panel{gap:12px}
.board-col .player{padding:2px 0}
.player .material{display:flex;align-items:center;min-height:16px}
.cp-group{display:inline-flex;margin-right:5px}
.cp{display:inline-block;width:17px;height:17px;margin-right:-8px;background:center/contain no-repeat;filter:drop-shadow(0 1px 0 rgba(0,0,0,.35))}.cp:last-child{margin-right:0}
.player .lead{margin-left:10px;font-size:.78rem;font-weight:900;color:var(--muted)}
.graph-card{position:relative;padding:8px}
.graph-empty{display:grid;place-items:center;min-height:62px;text-align:center}
.graph-tip{position:absolute;top:-6px;transform:translateY(-100%);padding:5px 9px;border-radius:9px;background:var(--surf3);border:2px solid var(--line2);font-size:.76rem;font-weight:900;white-space:nowrap;pointer-events:none;z-index:5;box-shadow:var(--shadow)}
.review-panel{padding:4px 16px 16px}
.review-panel .tabs{margin:0 -16px 14px;padding:0 10px}
.review-panel .tabs button{flex:1}
#panel{display:grid;gap:14px}
.section-label{font-size:.74rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:900;margin:6px 0 -4px}
.acc-cards{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.acc-card{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:6px 10px;padding:10px 12px;border-radius:var(--radius-md);background:var(--surf2);border:2px solid var(--line);min-width:0}
.acc-card.mine{border-color:var(--acc-line)}
.acc-card .avatar{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;font-weight:900;flex:none}
.acc-card .avatar.w,.player .avatar.w{background:#f2f4f7;color:#1c2230}.acc-card .avatar.b{background:#2b3346;color:#eef1f7;box-shadow:inset 0 0 0 2px var(--line2)}
.acc-card .grow{display:grid;min-width:0}.acc-card .name{font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.acc-big{grid-column:1/-1;display:flex;align-items:baseline;gap:6px;line-height:1.05}.acc-big b{font-size:1.5rem;font-variant-numeric:tabular-nums}
.review-actions{display:grid;gap:8px}
.class-table{width:100%;border-collapse:collapse;font-size:.88rem}
.class-table th,.class-table td{padding:4px 6px;text-align:center}
.class-table thead th{padding-bottom:6px}
.class-table tbody th{display:flex;align-items:center;gap:9px;text-align:left;font-weight:800}
.class-table tr.zero th span{color:var(--faint)}
.class-table td{width:64px;font-weight:900;font-variant-numeric:tabular-nums}
.count-btn{min-width:36px;padding:2px 10px;border-radius:8px;font-weight:900;font-variant-numeric:tabular-nums;background:var(--surf2)}
.count-btn:hover{background:var(--surf3)}
.g-Brilliant{--gc:var(--g-brilliant)}.g-Great{--gc:var(--g-great)}.g-Best{--gc:var(--g-best)}.g-Excellent{--gc:var(--g-excellent)}.g-Good{--gc:var(--g-good)}.g-Book{--gc:var(--g-book)}.g-Inaccuracy{--gc:var(--g-inaccuracy)}.g-Mistake{--gc:var(--g-mistake)}.g-Miss{--gc:var(--g-miss)}.g-Blunder{--gc:var(--g-blunder)}
:is(.g-Brilliant,.g-Great,.g-Best,.g-Excellent,.g-Good,.g-Book,.g-Inaccuracy,.g-Mistake,.g-Miss,.g-Blunder){color:var(--gc)}
/* Grade words in the day theme: the grade's own hue, darkened enough to read on white. */
[data-theme=day] :is(.g-Brilliant,.g-Great,.g-Best,.g-Excellent,.g-Good,.g-Book,.g-Inaccuracy,.g-Mistake,.g-Miss,.g-Blunder){color:color-mix(in srgb,var(--gc) 58%,#000)}
.phase-rows{display:grid;gap:4px}
.phase-row{display:grid;grid-template-columns:1fr 64px 64px;align-items:center;font-weight:800;font-size:.88rem;padding:3px 6px}
.phase-cell{display:grid;place-items:center}
.review-as{padding-top:6px;border-top:2px solid var(--line)}
.move-card .bubble{display:grid;gap:10px}
.move-head{display:flex;align-items:center;gap:10px;font-size:1.05rem;font-weight:900;line-height:1.3}
.move-head .eval-pill{margin-left:auto}
.mv-label{font-variant-numeric:tabular-nums}
.grade-word{font-weight:900}
.eval-pill{padding:2px 8px;border-radius:7px;font-variant-numeric:tabular-nums;font-size:.8rem;font-weight:900;white-space:nowrap}
.eval-pill.pos{background:#f2f4f7;color:#1c2230}.eval-pill.neg{background:#1c2230;color:#f2f4f7;box-shadow:inset 0 0 0 1px var(--line2)}
.explain{font-weight:700}
.win-change{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:.84rem;color:var(--muted);font-weight:800}
.win-change b{color:var(--text);font-variant-numeric:tabular-nums}.win-change b.bad{color:var(--coral-ink)}
.review-nav{display:flex;gap:8px;align-items:center}
.center{text-align:center}
.line-text{overflow-wrap:anywhere;line-height:1.6}
.end-card{padding:14px}
.explore-card{display:grid;gap:8px;padding:12px 14px;border-radius:var(--radius);background:var(--sky-soft);border:2px solid var(--sky-line)}
.explore-card .engine-line{background:var(--surf)}
.move-list .mv .san{display:inline-flex;align-items:center;gap:5px}
.move-list .mv.theirs{color:var(--muted)}
.move-list .mv.theirs.current{color:var(--acc-text)}
#panel .move-list{max-height:min(520px,60vh)}
.stats-table{width:100%;border-collapse:collapse;font-size:.86rem;table-layout:fixed}
.stats-table th,.stats-table td{padding:7px 8px;border-bottom:2px solid var(--line);text-align:right}
.stats-table th[scope=row]{text-align:left;color:var(--muted);font-weight:800}
.stats-table thead th{font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:120px}
.stats-table td{font-weight:900;font-variant-numeric:tabular-nums}
@media (max-width:1000px){.review-head h1{font-size:1.15rem}}
@media (max-width:700px){.acc-cards{grid-template-columns:1fr}.review-head .btn-sm span{display:none}}

/* ── Insights ── */
.insights-hero{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:18px}
.insights-hero>.card{align-content:center;padding:24px}
.insights-tiles{display:grid;gap:10px}.insights-tiles .tile,.phase-tiles .tile{display:grid;gap:4px}
.insights-tiles .tile small,.phase-tiles .tile small{color:var(--muted);font-size:.76rem}.insights-tiles .tile b,.phase-tiles .tile b{font-size:1.5rem}
#insights-body{gap:22px}#insights-body h2{margin-bottom:8px}#insights-body h2+p{margin-bottom:14px}
.leak-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.leak-card{display:grid;grid-template-columns:minmax(0,1fr) 110px;gap:12px;padding:14px}.leak-card h3{font-size:1rem;margin-bottom:8px}.leak-card p{font-size:.85rem}
.leak-links{grid-column:1/-1}.rank{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:8px;color:#131722;font-weight:900}
.insights-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.insights-two>.card{min-width:0}
.c-safety{background:var(--coral)}.c-punish{background:var(--sun)}.c-mates{background:var(--sky)}.c-convert{background:var(--violet)}.c-opening{background:#bb946c}.c-middlegame{background:#7395b8}.c-endgame{background:var(--acc)}.c-small{background:#6f7a8f}
.share-legend{display:grid;gap:9px;margin-top:18px}.share-legend a{display:flex;align-items:center;gap:8px;font-size:.86rem}.share-legend i{width:11px;height:11px;border-radius:3px;flex:none}.share-legend span{margin-left:auto;color:var(--muted);font-size:.76rem;white-space:nowrap}
.skill-bars{display:grid;gap:12px}.skill-bar{display:grid;grid-template-columns:110px minmax(40px,1fr) 130px;align-items:center;gap:8px;font-size:.8rem}.skill-bar .mono{text-align:right;color:var(--muted);font-size:.68rem}
.phase-tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-bottom:18px}.phase-tiles .tile{padding:10px}
.opening-spot{display:grid;gap:3px;background:var(--surf2);border:2px solid var(--line);border-radius:12px;padding:10px;font-size:.85rem}.opening-spot span{font-size:.76rem;color:var(--muted)}
.evidence-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}.evidence-card{display:grid;align-content:start;gap:8px;background:var(--surf2);border:2px solid var(--line);border-radius:14px;padding:10px}.evidence-card:hover{border-color:var(--acc-line)}.evidence-card .row{gap:6px}.evidence-card .row b{font-size:.85rem}.evidence-card small{font-size:.7rem}.evidence-card p{line-height:1.35}
.linechart .result-win .dot{fill:var(--acc);stroke:var(--bg)}.linechart .result-draw .dot{fill:var(--muted);stroke:var(--bg)}.linechart .result-loss .dot{fill:var(--coral);stroke:var(--bg)}.linechart .target polyline{stroke:var(--sky);stroke-width:2}
.table-scroll{overflow-x:auto}.insights-table{width:100%;border-collapse:collapse;font-size:.85rem}.insights-table th,.insights-table td{padding:10px 8px;border-bottom:2px solid var(--line);text-align:right}.insights-table th:first-child{text-align:left}.insights-table thead{color:var(--muted);font-size:.73rem}.insights-table small{display:block;color:var(--muted)}.insights-table a{color:var(--acc-text)}
.insight-game{display:grid;gap:8px}
@media(max-width:1200px){.leak-grid{grid-template-columns:1fr}.leak-card{grid-template-columns:minmax(0,1fr) 130px}.leak-card .leak-links{grid-column:1;grid-row:2}.leak-card>a{grid-column:2;grid-row:1/3}.insights-two{grid-template-columns:1fr}}
@media(max-width:700px){.insights-hero{grid-template-columns:1fr}.insights-hero>.card{padding:16px}.insights-tiles{grid-template-columns:1fr}.phase-tiles{grid-template-columns:1fr}.skill-bar{grid-template-columns:100px 1fr}.skill-bar .mono{grid-column:1/-1;text-align:right}.leak-card{grid-template-columns:minmax(0,1fr) 96px}.evidence-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.evidence-card{padding:7px}}

/* ── Learning path and sessions ── */
.path-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start}.today-card{position:sticky;top:80px}
.path-stage,.path-step{display:grid;grid-template-columns:48px minmax(0,1fr) auto;align-items:center;gap:16px}.path-stage.current{border-color:var(--acc);background:var(--acc-soft)}.path-stage h2,.path-step h2{font-size:1.12rem}.path-stage p{margin:7px 0;font-size:.9rem}
.stage-node{display:grid;place-items:center;width:46px;height:46px;background:var(--surf2);border:2px solid var(--line);border-radius:16px;color:var(--acc-ink)}.path-stage.current .stage-node{background:var(--acc);color:white;border-color:var(--accs)}
.plan-item{display:flex;align-items:center;gap:12px;padding:10px;border:2px solid var(--line);border-radius:12px;transition:border-color .15s,background .15s}.plan-item:hover{border-color:var(--line2)}.plan-item.next{border-color:var(--acc-line);background:var(--acc-soft)}.plan-icon{display:grid;place-items:center;width:28px;height:28px;border-radius:9px;background:var(--surf2);color:var(--muted);flex:none}.plan-item.next .plan-icon{background:var(--acc);color:var(--on-acc)}.plan-item.done .plan-icon{background:var(--acc-soft);color:var(--acc-ink)}.plan-item span:last-child{display:grid;gap:3px}.plan-item.done{border-color:var(--acc-line);color:var(--acc-text)}.plan-item b{font-size:.85rem}.plan-item small{font-size:.72rem}
.session-layout{grid-template-columns:minmax(0,min(max(340px,calc(100vh - 262px)),620px)) minmax(280px,1fr)}.lesson-copy{font-size:1.05rem;line-height:1.65}.violet{color:var(--violet-ink)}.center-actions{justify-content:center;margin-top:20px}.confetti{position:fixed;inset:0;width:100%;height:100%;z-index:999;pointer-events:none}
@media(max-width:1100px){.path-layout,.session-layout{grid-template-columns:1fr}.today-card{position:static}.session-layout .board-col{width:100%;max-width:600px;margin:auto}}
@media(max-width:700px){.path-stage,.path-step{grid-template-columns:38px minmax(0,1fr);gap:10px;padding:14px}.path-stage>span:last-child,.path-step>span:last-child{grid-column:2}.stage-node{width:36px;height:36px}.session-layout .board-col{max-width:100%}}
.practice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:22px}.practice-grid h2{font-size:1.15rem}.setup-card{max-width:560px;margin:0 auto}.setup-group{display:grid;gap:8px}.setup-group .seg{display:flex;justify-content:stretch}.setup-group .seg button{flex:1 1 auto;padding:8px 12px}.setup-card>.btn-lg{justify-self:stretch}.setup-card label{display:grid;gap:6px}.setup-card>.kit{margin:auto}
.setup-card label.check{display:flex}.setup-card .banner{margin:0}.setup-card .textarea{min-height:64px}.setup-sliders{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.setup-sliders input{width:100%}.setup-sliders b{color:var(--text)}
/* Kit's feedback while a game is played: a card for your last move and one for a chance your opponent gave you. */
.live-coach{display:grid;gap:10px}.live-coach:empty{display:none}.live-card{display:grid;gap:8px;padding:12px 14px;border-radius:14px;background:var(--surf2);border:2px solid var(--line)}.live-card .actions{display:flex;gap:8px;flex-wrap:wrap}.live-card .btn[aria-pressed=true]{background:var(--acc-soft);border-color:var(--acc-line)}.live-wait{display:flex;align-items:center;gap:8px}.live-wait .spinner{width:16px;height:16px;border-width:2px}
@media(max-width:1100px){.practice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){.practice-grid{grid-template-columns:1fr}.theme-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.home-coach{margin:0 0 24px}.home-coach .bubble{display:grid;gap:16px}.home-coach .btn{justify-self:start}
.welcome-wrap{max-width:640px;margin:24px auto;display:grid;gap:24px}.welcome-wrap .center>.kit{margin:0 auto 16px}.welcome-wrap label{display:grid;gap:6px}.analysis-welcome{display:grid;justify-items:center;gap:14px;text-align:center}.welcome-wrap .seg{flex-wrap:wrap}.welcome-wrap .card{padding:24px}.welcome-wrap h1{margin-bottom:10px}
@media(max-width:700px){.welcome-wrap .card{padding:16px}}
.settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.settings-grid section{align-content:start}.settings-grid label:not(.check):not(.btn){display:grid;gap:6px}.settings-board{width:180px;justify-self:center}.danger-zone{border-color:var(--coral)}#data-folder{overflow-wrap:anywhere}.settings-grid input[type=range]{width:100%}.settings-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}.settings-list:empty{display:none}.settings-list li{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px 12px}#profile-new .input{flex:1;min-width:160px}@media(max-width:800px){.settings-grid{grid-template-columns:1fr}}

/* ── Coach ── */
.coach-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,340px);gap:20px;align-items:start}
.chat-card{display:grid;gap:16px}
.chat-log{display:grid;gap:14px;max-height:min(60vh,620px);overflow:auto;padding-right:4px;overscroll-behavior:contain}
.chat-msg .bubble{max-width:100%}
.chat-msg.user{display:flex;justify-content:flex-end}
.user-bubble{max-width:82%;padding:11px 15px;border-radius:18px 18px 6px 18px;background:var(--acc-soft);border:2px solid var(--acc-line);font-weight:700;line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere}
.rich{display:grid;gap:8px;line-height:1.6;overflow-wrap:anywhere}.rich ul,.rich ol{margin:0;padding-left:20px;display:grid;gap:4px}
.bubble .rich strong{color:var(--text)}.rich code{font-family:var(--mono);font-size:.88em;background:var(--surf3);padding:1px 5px;border-radius:6px}
.composer{display:grid;gap:12px;padding-top:16px;border-top:2px solid var(--line)}
.chat-card .banner{margin:0}
.typing{display:inline-flex;gap:5px;padding:4px 0}.typing i{width:8px;height:8px;border-radius:50%;background:var(--muted);animation:typing 1s infinite}.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes typing{0%,60%,100%{opacity:.35;transform:none}30%{opacity:1;transform:translateY(-3px)}}
@media(max-width:900px){.coach-layout{grid-template-columns:1fr}}

.shortcuts{display:grid;grid-template-columns:130px 1fr;gap:12px}.shortcuts dt{font-weight:900}.shortcuts dd{margin:0;color:var(--muted)}

.stack{grid-template-columns:minmax(0,1fr)}.stack>*{min-width:0}@media(max-width:700px){.review-head{display:grid;grid-template-columns:40px minmax(0,1fr);align-items:start}.review-head>.row{grid-column:2;flex-wrap:wrap}.review-head h1{white-space:normal}.review-head p{line-height:1.5}}

/* ── Puzzle player ── */
.session-top{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:16px}
.session-dots{display:flex;gap:6px;flex-wrap:wrap;flex:1;min-width:0}
.session-dots i{width:14px;height:14px;border-radius:50%;background:var(--track);transition:background .2s,box-shadow .2s}
.session-dots i.current{box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--acc)}
.session-dots i.ok{background:var(--acc)}.session-dots i.help{background:var(--sun)}.session-dots i.fail{background:var(--coral)}
.session-combo{color:var(--sun-ink);font-weight:900;white-space:nowrap}
.turn-bar{display:flex;align-items:center;gap:10px;min-height:38px}
.turn-bar b{font-size:1.02rem}
.turn-chip{width:18px;height:18px;border-radius:6px;border:2px solid var(--line2);flex:none}.turn-chip.w{background:#f2f4f7}.turn-chip.b{background:#1c2230}
.puzzle-card{gap:12px}
.puzzle-card h2{font-size:1.45rem;line-height:1.2}
.eyebrow{font-size:.74rem;font-weight:900;letter-spacing:.07em;text-transform:uppercase;color:var(--muted)}
.lesson-copy:empty,.item-options:empty,.item-actions:empty,#item-feedback:empty{display:none}
.item-options{display:flex;flex-wrap:wrap;gap:8px}
.item-options .btn{min-width:88px}
.item-options .btn.correct{border-color:var(--acc);background:var(--acc-soft);color:var(--acc-text)}
.item-options .btn.incorrect{border-color:var(--coral-line);background:var(--coral-soft);color:var(--coral-text)}
.item-options .btn:disabled{opacity:1;cursor:default}
.fb{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:14px;background:var(--surf2);border:2px solid var(--line);font-weight:800;line-height:1.45;animation:fb-in .18s var(--ease)}
.fb.good{background:var(--acc-soft);border-color:var(--acc-line);color:var(--acc-text)}
.fb.bad{background:var(--coral-soft);border-color:var(--coral-line);color:var(--coral-text)}
.fb.info{background:var(--sky-soft);border-color:var(--sky-line);color:var(--sky-text)}
.fb.info .spinner{width:16px;height:16px;border-width:2px;flex:none;margin-top:2px}
.fb .gi{margin-top:1px}
.solve-result{display:grid;gap:10px;padding:14px;border-radius:16px;border:2px solid var(--line);background:var(--surf2);animation:fb-in .2s var(--ease)}
.solve-result.solved{border-color:var(--acc-line)}.solve-result.failed{border-color:var(--coral-line)}
.solve-result-head{display:flex;align-items:center;gap:10px;font-size:1.3rem;font-weight:900}
.solve-result .line-text{font-size:.95rem;font-weight:800}
.theme-chips{display:flex;flex-wrap:wrap;gap:6px}
@keyframes fb-in{from{opacity:0;transform:translateY(4px)}}
@media (prefers-reduced-motion:reduce){.fb,.solve-result{animation:none}}

/* ── Practice hub ── */
.rating-chip{display:flex;align-items:center;gap:10px;padding:8px 14px;border-radius:14px;background:var(--surf);border:2px solid var(--line);color:var(--sun-ink)}
.rating-chip small{display:block;color:var(--muted);font-size:.72rem;font-weight:900}.rating-chip b{display:block;color:var(--text);font-size:1.2rem;line-height:1.1;font-variant-numeric:tabular-nums}
.practice-hero{display:grid;gap:16px;margin-bottom:18px;border-color:var(--acc-line);background:linear-gradient(120deg,var(--acc-soft),var(--surf) 65%)}
.practice-hero h2{font-size:1.45rem}.practice-hero .eyebrow{color:var(--acc-text)}
.mode-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:22px}
.mode-card{--tone:var(--acc);--tone-soft:var(--acc-soft);--tone-text:var(--acc-text);display:grid;grid-template-columns:auto minmax(0,1fr);gap:8px 14px;align-content:start;padding:16px;border-radius:var(--radius);background:var(--surf);border:2px solid var(--line);transition:border-color .15s,transform .12s var(--ease)}
.mode-card:hover{border-color:var(--line2)}@media(hover:hover){.mode-card:hover{transform:translateY(-2px)}}
.mode-icon{grid-row:span 2;width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:var(--tone-soft);color:var(--tone)}
.mode-body{display:grid;gap:5px;min-width:0}
.mode-title{display:flex;align-items:center;gap:8px;font-weight:900;font-size:1.02rem}
.mode-badge{min-width:22px;padding:1px 8px;border-radius:99px;background:var(--tone);color:#131722;font-size:.74rem;text-align:center;font-variant-numeric:tabular-nums}
.mode-status{color:var(--muted);font-size:.86rem;font-weight:700;line-height:1.4}
.mode-card .track{margin-top:4px}.mode-card .track>i{background:var(--tone)}
.mode-action{grid-column:2;display:inline-flex;align-items:center;gap:6px;font-weight:900;font-size:.86rem;color:var(--tone-text)}
.mode-card.done{background:transparent;border-style:dashed}.mode-card.done .mode-icon{background:var(--surf2);color:var(--muted)}.mode-card.done .mode-action{color:var(--muted)}
.tone-sun{--tone:var(--sun);--tone-soft:var(--sun-soft);--tone-text:var(--sun-text)}.tone-violet{--tone:var(--violet);--tone-soft:var(--violet-soft);--tone-text:var(--violet-text)}
.tone-coral{--tone:var(--coral);--tone-soft:var(--coral-soft);--tone-text:var(--coral-text)}.tone-sky{--tone:var(--sky);--tone-soft:var(--sky-soft);--tone-text:var(--sky-text)}
.theme-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px}
.theme-tile{display:grid;gap:8px;align-content:start;padding:12px 14px;border-radius:14px;background:var(--surf2);border:2px solid var(--line);transition:border-color .15s}
.theme-tile:hover{border-color:var(--acc-line)}
.theme-name{font-weight:900}
.theme-tile .tag{justify-self:start}
.theme-progress{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px}.theme-progress small{color:var(--muted);font-weight:800;font-variant-numeric:tabular-nums}
.mixed-link{justify-self:start}
@media(max-width:1100px){.mode-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){.mode-grid{grid-template-columns:1fr}.theme-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* ── Session results ── */
.session-summary{display:grid;justify-items:center;gap:20px;text-align:center;padding:28px 20px}
.summary-head{align-items:center;text-align:left}.summary-head h2{font-size:1.5rem}
.summary-stats{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}
.summary-stat{min-width:118px;padding:12px 16px;border-radius:14px;background:var(--surf2);border:2px solid var(--line);display:grid;gap:2px}
.summary-stat b{font-size:1.45rem;font-variant-numeric:tabular-nums;display:flex;align-items:baseline;justify-content:center;gap:6px}
.summary-stat small{color:var(--muted);font-weight:800;font-size:.78rem}
.delta{font-size:.82rem;font-weight:900}.delta.up{color:var(--acc-text)}.delta.down{color:var(--coral-ink)}
.summary-items{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;max-width:820px}
.summary-item{position:relative;width:88px;padding:3px;border-radius:10px;border:2px solid var(--line);background:var(--surf2)}
.summary-item.ok{border-color:var(--acc-line)}.summary-item.help{border-color:var(--sun-line)}.summary-item.fail{border-color:var(--coral-line)}
.summary-mark{position:absolute;top:-9px;right:-9px}
/* ── Stage page ── */
.stage-title{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.stage-steps-head{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:14px}
.stage-steps-head h2{font-size:1.1rem}.stage-steps-head small{color:var(--muted);font-weight:800;font-variant-numeric:tabular-nums}
.stage-steps{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.stage-step a{display:grid;grid-template-columns:40px minmax(0,1fr) auto auto;align-items:center;gap:14px;padding:12px 14px;border-radius:var(--radius);background:var(--surf);border:2px solid var(--line);color:inherit;text-decoration:none;transition:border-color .15s,background .15s}
.stage-step a:hover{border-color:var(--line2)}
.step-node{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-weight:900;background:var(--surf2);border:2px solid var(--line2);color:var(--muted)}
.step-body{display:grid;gap:2px;min-width:0}.step-body b{font-size:1rem}.step-body small{color:var(--muted);font-weight:700;font-size:.82rem}
.step-meta{color:var(--faint);font-size:.78rem;font-weight:800;white-space:nowrap;font-variant-numeric:tabular-nums}
.step-action{font-weight:900;font-size:.86rem;color:var(--muted);white-space:nowrap}
.stage-step.done a{background:transparent;border-style:dashed}
.stage-step.done .step-node{background:var(--acc-soft);border-color:var(--acc-line);color:var(--acc-text)}
.stage-step.done .step-body b{color:var(--muted)}
.stage-step.current a{border-color:var(--acc);background:var(--acc-soft)}
.stage-step.current a:hover{border-color:var(--acc)}
.stage-step.current .step-node{background:var(--acc);border-color:var(--acc);color:var(--on-acc)}
.stage-progress .stage-metric{font-size:1.1rem;font-weight:900;line-height:1.3}
.stage-progress h3{font-size:.74rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:900;margin-top:4px}
@media(max-width:700px){.stage-step a{grid-template-columns:36px minmax(0,1fr) auto;gap:10px}.step-node{width:36px;height:36px}.step-meta{display:none}}

/* ── Rivals ── */
.rival-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(280px,100%),1fr));gap:12px;margin-bottom:18px}
.rival-card{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:14px;padding:14px 16px;border-radius:var(--radius);background:var(--surf);border:2px solid var(--line);color:inherit;text-decoration:none;transition:border-color .15s}
.rival-card:hover{border-color:var(--line2)}
.rival-avatar{position:relative;width:48px;height:48px;border-radius:14px;display:grid;place-items:center;overflow:hidden;flex:none;background:var(--acc-soft);color:var(--acc-ink)}
.rival-avatar img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.rival-card-body{display:grid;gap:3px;min-width:0}.rival-card-body small{font-weight:700;font-size:.82rem}
.rival-empty{grid-column:1/-1}
.rival-add{max-width:560px}
.rival-preview{min-height:1.4em;font-weight:700}
.rival-plan{margin-bottom:16px;border-color:var(--acc-line);background:linear-gradient(120deg,var(--acc-soft),var(--surf) 65%)}
.rival-plan .bubble p+p{margin-top:6px}
.rival-progress{display:grid;gap:4px;max-width:360px}
.rival-filters,.rival-tabs{margin-bottom:14px}
.rival-prep-grid,.rival-rep-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:14px}
.rival-prep-body{display:grid;grid-template-columns:160px minmax(0,1fr);gap:14px;align-items:start}
.rival-line{font-weight:900;font-variant-numeric:tabular-nums}
.rival-facts{margin:0;padding-left:18px;display:grid;gap:6px}
.rival-games{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.rival-record{font-size:1.1rem;font-weight:800}
.rival-share-preview{display:block;width:100%;max-height:66vh;object-fit:contain;border-radius:16px}
@media(max-width:700px){.rival-prep-body{grid-template-columns:1fr}}

/* ── Apply step ── */
.apply-step{max-width:620px;margin:0 auto}
.apply-count{display:flex;gap:10px;justify-content:center;margin:4px 0 2px}
.apply-count i{width:18px;height:18px;border-radius:50%;background:var(--track);box-shadow:inset 0 0 0 2px var(--line2);transition:background .3s}
.apply-count i.on{background:var(--acc);box-shadow:none}

/* ── Sign in (hosted alpha) ── */
.login-page{display:grid;place-items:center;min-height:100vh;padding:24px 16px}
.login-wrap{width:min(420px,100%);display:grid;gap:24px}
.login-wrap .login-kit{margin:0 auto 12px}
.login-wrap .card{padding:24px}
.login-wrap h1{margin-bottom:6px}